Opinion - Collective and professional opinions. 1  In contemporary usage, public opinion is the aggregate of individual attitudes or beliefs held by a population (e.g., a city, state, or country), while consumer opinion is the similar aggregate collected as part of marketing research (e.g., opinions of users of a particular product or service).
This Site Might Help You. RE: DNA synthesis (or replication) occurs during what phase.? DNA synthesis (or replication) occurs during this phase. At the beginning of the phase, each chromosome is single. At the end, after DNA replication, each chromosome consists of two sister chromatids. a. G2 b. G1 c. Metaphase d. prophase e. S Phase During which phases of mitosis are... show more DNA synthesis (or replication) occurs during this phase. At the beginning of the phase, each chromosome is single. At the end, after DNA replication, each chromosome consists of two sister chromatids. a. G2 b. G1 c. Metaphase d. prophase e. S Phase During which phases of mitosis are... show more DNA synthesis (or replication) occurs
In nature, DNA synthesis takes place in cells by a mechanism known as DNA replication. Using genetic engineering and enzyme chemistry, scientists have developed man-made methods for synthesizing DNA. The most important of these is poly-merase chain reaction (PCR).